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Relativistic Hydrodynamic Attractors with Broken Symmetries: Non-Conformal and Non-Homogeneous

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arxiv 1710.03234 v3 pith:CTN6HNAL submitted 2017-10-09 hep-th gr-qcnucl-th

classification hep-thgr-qcnucl-th
keywords hydrodynamicsattractorkineticnon-conformalnon-homogeneousout-of-equilibriumrelativisticsolutions
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Standard textbooks will state that hydrodynamics requires near-equilibrium to be applicable. Recently, however, out-of-equilibrium attractor solutions for hydrodynamics have been found in kinetic theory and holography in systems with a high degree of symmetry, suggesting the possibility of a genuine out-of-equilibrium formulation of hydrodynamics. This work demonstrates that attractor solutions also occur in non-conformal kinetic theory and spatially non-homogeneous systems, potentially having important implications for the interpretation of experimental data in heavy-ion and proton-proton collisions and relativistic fluid dynamics as a whole.

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Cited by 7 Pith papers

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